Fusion Firearms, Frame Pro-Series, 70 Series, Tactical rail, Forged Carbon Steel 1911 Colt Full Size Government frame, with Chain-Link Front Strap, for Full Size Government frame Style 1911 models. This is our Pro-Series combat 1911 frame with Undercut trigger guard. The rear of the frame is already cut for a .25 radius to accept a high-ride beavertail grip safety. The magwell is also beveled. Holes are already reamed and grip screw holes tapped. This is the highest of quality, CNC machined from a steel forging with all machining and heat treatments complete. Ready for you to build a super fine custom 1911. Made in the USA.